<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>

  <body>
    <script>
      const parser = new DOMParser();
      const xmlDoc = parser.parseFromString(
        `
            <xml>
                <persons>
                    <person>
                        <name>小明</name>
                        <age>18</age>
                    </person>
                    <person>
                        <name>小红</name>
                        <age>19</age>
                    </person>
                </persons>
            </xml>
        `,
        "text/xml"
      );

      console.log("constructor:", xmlDoc.__proto__.constructor);
      // 提取 xml 数据为数组
      const persons = xmlDoc.querySelectorAll("person");
      const personsJSON = Array.from(persons).map((node) => {
        return {
          name: node.querySelector("name").childNodes[0].nodeValue,
          age: node.querySelector("age").childNodes[0].nodeValue,
        };
      });

      console.log("personsJSON:", personsJSON);
    </script>
  </body>
</html>
